baber/WOPTO huggingface dataset:
Patent KR-20000012996-A (KR)
Title: Shading correction method of shuttle type scanner
Inventor: JEONG JONG SUK
IPC: H04N5/57
Filed: 1998-08-04
Abstract: PURPOSE: A shading correction method is provided to obtain more exact shading correction result. CONSTITUTION: The shading correction method comprises the steps of: transferring a paper in a scanning region when a scanning operation is selected; scanning the paper arrived at the scanning region; sensing a transfer location of the paper; detecting a shading correction coefficient of a predetermined pixel unit corresponding to the transfer location of the sensed paper; performing a shading correction work by applying the shading correction coefficient of the detected pixel unit to a pixel of the scanned data, respectively.
Patent KR-20000013489-A (KR)
Title: Method for forming a fluorescent film of a color cathode ray tube
Inventor: JU JAE HYUNG
IPC: H01J9/22
Filed: 1998-08-10
Abstract: PURPOSE: A fluorescent film forming method is provided to prevent a color change of a fluorescent film by using a polyacrylic amide aqueous solution at conducting an attach process. CONSTITUTION: The fluorescent film forming method comprises the steps of: depositing a photosensitive resin composition inside a panel of a color cathode ray tube, wherein the photosensitive resin composition has an adhesion characteristic by an exposure; exposing the photosensitive resin film; contacting a fluorescent power so as to form a fluorescent film; attaching the fluorescent film to a panel glass; and scattering a fine power in order to prevent a mixing with a fluorescent material of a different color at forming the fluorescent film.
Patent KR-19990023563-A (KR)
IPC: F04D29/08
Filed: 1998-08-13
Abstract: An implantable rotary sealless blood pump (11) is provided. The pump (11) includes a housing (12) having an inlet tube (13) on one end and an impeller casing (14) on the other end. A rotor (17) is mounted for rotation within the housing (12), with the rotor (17) having an elongated shaft portion (18) and an impeller (19) attached to the shaft portion (18). The impeller (19) is located within the impeller casing (14). Radial magnetic bearings (28,29) are carried by the shaft portion (18) and radial magnetic bearings (23,24) are carried by the housing (12) for maintaining the shaft portion (18) of the rotor (17) within the inlet tube (13) of the housing (12). A rotor motor (53) includes a plurality of permanent magnets (54) carried by the impeller (19) and a motor stator (56) including an electrically conductive coil (57) located within the housing (12). A ring of back iron (58) is carried by the impeller casing (14) to aid in completing a flux return path for the permanent magnets (54). A plurality of hydrodynamic thrust bearings are located outside of the axis of rotation of the rotor (17). The impeller (19) uses large axially thick blade sectors (49) with narrow blood channels (51) extending through the impeller (19), to minimize hemolysis and to increase the working surface of the blades (49). <IMAGE>
Patent KR-20000013887-A (KR)
Title: Modulation circuit by double phase-locked loop in radio communication system
Inventor: LEE HYUNG HWAN
IPC: H04B1/10
Filed: 1998-08-14
Abstract: PURPOSE: A modulation circuit is provided to prevent lock in time from being delayed. CONSTITUTION: The modulation circuit by double phase-locked loop in radio communication system includes first and second voltage control oscillators(20, 28), first and second phase comparator(16), a divider(30), second and third low band pass filters(18, 24) and a mixer(10). The second voltage control oscillator is to generate a high frequency calling frequency which is needful to receive from a designated low frequency signal and to detect a base signal. The divider is to fixedly divide the high frequency calling signal generated from the second voltage control oscillator and output it. The first phase comparator is to compare the high frequency calling frequency to detect the received middle frequency signal and the base signal and detect the phase difference. The second low band pass filter is to convert the phase difference which is detected from the first phase comparator to a voltage. The first voltage control oscillator is to generate a low frequency signal corresponding to the voltage converted from the low band pass filter. The second phase comparator is to compare the low frequency signal which is generated from the first voltage control oscillator and a phase of the low frequency signal which is divided from the divider and output the difference value between both. The third low band pass filter is to convert the value of the phase difference which is detected from the second phase comparator to a voltage and apply to the second voltage control oscillator. The mixer is to mix the received middle frequency signal and the high frequency calling frequency which is output from the second voltage control oscillator, detect the base signal and output.
Patent KR-19980087641-A (KR)
Title: 중장비용 파쇄버켓
IPC: E02F3/40
Filed: 1998-09-04
Abstract: 본 고안은 중장비의 셔블 또는 버켓에 파쇄장치를 부착한 새로운 구조의 중장비용 파쇄버켓에 관한 것이다. 
     본 발명에 따르면, 포크레인이나, 로더, 파워셔블 기타 중장비에 장착가능한 버켓에 있어서, 상기 버켓(10)은 저면부가 개방된 버켓본체(12)와, 이 버켓본체(12)에 내장되며 다수의 파쇄날(24)이 서로 맞물리도록 작동되는 파쇄기(20)와, 이 버켓본체(12)의 일측에 설치되며 상기 파쇄기(20)를 구동하는 구동부(30)를 포함하는 것을 특징으로 하는 중장비용 파쇄버켓이 제공된다.
Patent KR-19990029703-A (KR)
Title: 직류 전원 공급기를 갖는 스트립 가열 코일장치
IPC: H05B6/44
Filed: 1998-09-10
Abstract: 본 발명은 연속 스트립 물질을 가열하기 위한 유도 가열 장치에 관한 것이다. 제 1 실시예에서, 두 개의 코일부는 각각 스트립 물질이 가열장치의 모서리를 출입하도록 하는 간극을 일단에 가지며, 상기 코일부는 두 개의 전원 공급기에 연결되도록 채용되어, 제 1 전원 공급기는 각 코일부의 반회전부를 통하여 제 2 전원 공급기와 연결되고, 제 2 공급기는 개별 코일부의 제 2 반회전부를 통하여 제 1 전원공급기로 다시 연결되며, 이는 모두 직렬이다. 제 2 실시예에서, 코일부는 직렬인 4개의 전원 공급기에 연결되도록 채용되며, 각 전원 공급기는 상기 코일부의 개별 반회전부에 연결되어, 하나의 반회전부가 상기 4개의 전원 공급기사이에 각각 연결된다.  직렬 연결은 유도 가열 코일 장치에 가해지는 전류의 균일한 위상과 진폭을 보장하게 된다.
Patent KR-20000021099-A (KR)
Title: Method for controlling overload of visitor location register in mobile communication system
Inventor: PARK JEONG YEOL
IPC: H04B7/216
Filed: 1998-09-25
Abstract: PURPOSE: A method for controlling overload of a visitor location register(VLR) in a mobile communication system restrict a location registration request from a mobile station according to a load state of visitor location register, and controls overload of VLR. CONSTITUTION: A method for controlling overload comprises the step of; initializing(S1) a location register limitation bit stream in MSA(mobile station signaling access) of ASP(access switching processor) of MSC(mobile switching center), and index about a bit order of this bit stream; recognizing a load step of VLR(visitor location register) sensed by TRC(traffic resource control), if a location registration request message is received from the mobile station; converting the initialized location registration limitation bit stream to a location registration limitation bit stream format proper to the load step. According to each bit value from a first bit to the last bit of the changed location registration limitation bit stream; transmitting a location registration request message to VLR, or abolishing it; transmitting a location registration message to VLR in case of a bit value of '0'; abolishing(S13) a location registration request message in case of a bit value of '1' and does not transmit it to the VLR; changing a location registration limitation bit stream to be referenced according to the load step of the VLR; and restricting a location registration request of MS according to the changed location registration limitation bit stream. In case of over load of the VLR, the method does not transmit a location registration request message to the VLR. Thereby, a load of VLR is reduced, and a stable operation of VLR is achieved.
Patent KR-19990030252-A (KR)
Title: 액체 특히 음료 분배용 장치
IPC: B67D3/00
Filed: 1998-09-29
Abstract: 본 발명은 액체 특히 음료 분배용 장치에 관한 것으로, 이 장치는 뒤집힌 컨테이너(R)의 목부분(19)을 수용하며, 컨테이너(R)와 탱크(21) 사이의 액체 및 공기 연결을 가능하게 해주는 유니언(11)을 부수적으로 수용하고 있는 용기(4)의 슬리브(10) 상에 목부분(30)에 의해 직접 연결되어 있는 블로잉 가공된 섬유질 플라스틱 재질의 단품으로 된 중간탱크(21)를 포함한 것을 특징으로 한다. 이 탱크(21)는 냉각 트레이(28)에 수용된 하부 공급부(25)와 이 공급부와의 사이의 서멀 브리지(thermal bridge)를 감소시키는 축경부(24)에 의해 상기 공급부로부터 분리되어 있는 상부 고강성부(26)를 포함하고 있다.
Patent KR-20000024792-A (KR)
Title: Apparatus for assembling core with wound core type to bobbin
Inventor: LEE KYUNG SOO
IPC: H01F41/00
Filed: 1998-10-01
Abstract: PURPOSE: An apparatus for assembling core with wound core type to bobbin is provided to easily assemble a core and a bobbin and maximize the productivity of a choke by assembling a core with a wound core type in which one side is dis connected in a condition with the uniform number of turn to the bobbin. CONSTITUTION: A supporting means is installed to an upper surface of a base(6). A pair of core(1) is safely received to the base(6) for confronting a cutting surface(2). A pair of pushers(7) is located to one side surface of the base(6) in which a space portion(1a) of the core(1) loaded to the base(6). Pushers(7) is connected to a surface(k) opposed to an inserting portion(3) of a pair of cores(1). An inclined surface(7a) is formed to a side of pushers(7). The supporting means has a pair of side plates(8) in which a pusher guide hole(8a) and a roller(10) connected to a supporting portion(4).
Patent KR-20000026640-A (KR)
Title: Method for forming multicast tree for screen conference service through internet
Inventor: KO SEOK JU
IPC: H04L12/58
Filed: 1998-10-22
Abstract: PURPOSE: A method for forming multi cast tree for a screen conference service through an internet is provided to maximize service quality and to effectively use resources by considering link resources of a network and a transmission retardation when a multi cast node is selected. CONSTITUTION: In a method for forming multi cast tree for a screen conference service through an internet, when a new customer request a connection to a screen conference through a nearest connection node of the internet, a server for the screen conference approves the connection. Then, an optimum multi cast node is selected in accordance with a determining result whether the connection node is included in a current multi cast tree. When the connection node is included in the current multi cast tree, a new multi cast node is selected.
Patent KR-20000026966-A (KR)
Title: Method for preventing oxidation of lower conductive layer generated from oxidation process of capacitor dielectric layer
Inventor: KIM DONG HWAN
IPC: H01L27/108
Filed: 1998-10-24
Abstract: PURPOSE: A method for preventing oxidation of a lower conductive layer generated from an oxidation process of a capacitor dielectric layer is provided to increase a reliability of elements by preventing oxidation of other layers. CONSTITUTION: A method for preventing oxidation of a lower conductive layer generated from an oxidation process of a capacitor dielectric layer relates to a method for forming an interlayer dielectrics for preventing an oxidation phenomena. The method for forming the interlayer dielectrics comprises the steps of: forming an interlayer dielectrics(3,5); and forming an insulating layer containing enough nitrogen on the interlayer dielectrics. The interlayer dielectrics is formed by any one of a middle temperature oxide, a tetraethylortho silicate glass, a plasma enhanced tetraethylortho silicate glass, an HDP, and a borophosphorous silicate glass, or a layer accumulated by two of them.
Patent KR-20000031120-A (KR)
Title: Apparatus for cleaning conveyor belt of atmosphere pressure chemical vapor deposition equipment for semiconductor manufacture
Inventor: KIM YANG SOO
IPC: H01L21/205
Filed: 1998-11-03
Abstract: PURPOSE: An apparatus for cleaning a conveyor belt of an atmosphere pressure chemical vapor deposition equipment for a semiconductor manufacture is provided to remove a thin film on the entire surface of a conveyor belt and prevent a particle generation by the thin film, thereby, preventing badness of a wafer. CONSTITUTION: An apparatus for cleaning a conveyor belt of an atmosphere pressure chemical vapor deposition equipment for a semiconductor manufacture includes a cleaning liquid spraying part(10,20) and a cleaning liquid suppling source(13,24). The cleaning liquid spraying part comprises upper and lower spray plates(21,22) installed close to both sides of a conveyor belt. A cleaning liquid spray hole(12,23) is formed to an opposite face to the conveyor belt of the upper and lower spray plates. The cleaning liquid spraying part is to spray a cleaning liquid. The cleaning liquid suppling source is connected the upper and lower spray plates and a cleaning liquid suppling tube(14,25) so as to supply the cleaning liquid to the upper and lower spray plates.
Patent KR-20000031137-A (KR)
Title: Color coordinates moving apparatus between color display device and output device and method thereby
Inventor: HAN KYU SEO
IPC: G06F3/14
Filed: 1998-11-03
Abstract: PURPOSE: A color coordinates moving apparatus between a color display device and an output device and the method thereby are provided to compensate a color image discordance status between a color image display device and an output device with the moving rector considering an individually expressible color domain. CONSTITUTION: A color coordinates moving apparatus(20) is composed of a standard image conversion processor(21), a memory(22), a basic moving vector operation processor(24), a color coordinate moving processor(25) and an output image conversion processor(26). The standard image conversion processor(21) converts the R,G,B pixel values(11) of a display device into the L,C,H values of CIE(Commission International de I'Eclairage). The memory(22) stores each expressible color domain as the CIE L,C,H coordinates value. The basic moving vector operation processor(24) calculates a reference color coordinates moving vector. The color coordinates moving processor(25) moves each of the pixel values converted in the standard image conversion processor(21) to the CIE L,C,H coordinates. The output image conversion processor(26) converts the image moved in the color coordinates moving processor(25) into a CMY expression color space coordinates value.
Patent KR-19990045466-A (KR)
Title: 액정 표시 장치
IPC: G02F1/1333
Filed: 1998-11-20
Abstract: 본 발명은 ECB 형 액정 표시 장치에서, 바람직한 컬러 표시를 행하는 것을 목적으로 한다. 
     R, G, B 신호를 기초로 한쌍의 기판 사이에 봉입된 액정층을 구동시키고, R광 성분, G광 성분, B광 성분의 각 액정층 투과율을 제어함으로써 컬러 표시를 행하는 액정 표시 장치에서, R광 성분, G광 성분, B광 성분의 각 액정층 투과율이 최적의 값, 예를 들면 각각 최대 투과율를 얻을 수 있도록 R광용 액정 구동 신호, G광용 액정 구동 신호 및 B광용 액정 구동 신호의 전압 레벨을 각각 설정한다.  이에 따라, 액정층으로의 입사광에 대해 파장 의존성을 갖는 경우에도, 그 의존성을 완화하여, 색 재현성에 우수한 컬러 표시를 행할 수 있다.
Patent KR-19990045497-A (KR)
Title: 부착물 검출센서를 구비한 투명기판
IPC: G01B11/30
Filed: 1998-11-23
Abstract: 검출용 빛의 반사광량의 변화로 투명기판(2)의 일면측에 부착된 물방울(W)을 검출하는 물방울 검출센서를 구비한 투명기판으로서, 물방울 검출센서는, 검출용 빛을 투명기판(2)에 입사하는 발광수단(7)과 검출용 빛중에서 투명기판(2)내를 전반사한 빛을 검출하는 수광수단(8)을 구비하는 동시에, 투명기판(2)의 굴절률과 대략 등가인 굴절률을 갖는 접착부재(6)에 의해 투명기판(2)의 타면측에 고착되었다.
Patent KR-19990045644-A (KR)
Title: 트레이닝 팬츠
IPC: A61F13/496
Filed: 1998-11-27
Abstract: 본 발명은 트레이닝 팬츠가 흘러 내렸을 때에도 트레이닝의 효과를 얻을 수 있도록 하는 것을 과제로 한다. 
     트레이닝 팬츠(1)는 가랑이 영역(8)의 적어도 일부분에 있어서, 표면 시이트(2)의 투액성이 가랑이 영역(8)의 폭 방향 중앙 부위에서 상대적으로 낮고, 양측 부위에서 상대적으로 높아지도록 구성된다.
Patent KR-20000034618-A (KR)
Title: Method for controlling modem channel of inter working function system
Inventor: SIN SEUNG MOK
IPC: H04L12/00
Filed: 1998-11-30
Abstract: PURPOSE: A method for controlling modem channel of inter working function (IWS) system is provided so that when transmitting message through channels, influences according to the data transmission speed can be minimized by dividing the Dual Port Random Access Memory (DPRAM) regions of transmitting and receiving channels and inserting information fields into the respective regions. CONSTITUTION: A method for controlling modem channel of inter working function (IWS)system includes several steps. A step is to dividing the allocation region according to the transmission and receiving channels on a plurality of modem channels being allocated for transmitting message between the upper and lower processors. Thereafter, a step is that a control flag region is included within a dual port random access memory (DPRAM) in order to determine whether message transmits and an interrupt exists between processors. Through the DPRAM, a step is that the lower processor execute a message flow control between a plurality of sources and the upper processor by exchanging message with the upper processor.
Patent KR-19990078503-A (KR)
Title: 콤비미터 시스템 구동장치
Filed: 1998-12-03
Abstract: 본 발명은 자동차에서 사용하고 있는 콤비미터(Combimeter:Speedo, Tacho, Odo)시스템의 구동장치에 관한 것이다.  본 발명은  스피드신호 및 타코신호를 입력받아 주파수를 카운트하고 회전각을 연산하여 펄스폭변조신호를 발생하는 마이크로프로세서; 차량의 속도신호와 타코신호를 버퍼링하여 구형파로 정형화한 후 이를 상기 마이크로프로세서의 주파수카운터에 입력하는 버퍼/구형파 변환부,  상기 마이크로프로세서로부터 출력된 PWM신호를 직류전압으로 변환하는 PWM/직류 변환부, 상기 PWM/직류 변환부로부터 입력된 직류전압신호의 위상신호를 오프셋 조정신호를 토대로 변화시키는 위상 시프터부, 상기 PWM/직류 변환부로부터 입력된 직류전압신호와 상기 위상 시프터로부터 입력된 위상변화신호를 이용하여 타코미터 및 스피도미터를 구동하는 드라이버부, 각 구성요소에 동작전원을 공급하는 정전압원, 각종 보호회로, 상기 마이크로프로세서로부터 입력된 PWM신호를 토대로 차량의 주행거리를 계수하여 이를 오도미터에 출력하는 거리계수구동부 및 상기 마이크로프로세서로부터 입력된 PWM신호를 토대로 차량의 총 주행거리를 계수하여 이를 오도미터에 출력하는 적산거리계수부로 구성된 드라이버 IC;  및 상기 드라이버 IC의 제어에 의하여 구동되도록 타코미터, 스피도미터, 오도미터로 구성된 미터부로 이루어진 것을 특징으로 한다.
Patent KR-20000038133-A (KR)
Title: Apparatus for controlling output electric power of wireless terminal
Inventor: JOO YONG SEUNG
IPC: H04B1/40
Filed: 1998-12-04
Abstract: PURPOSE: An apparatus for controlling output electric power of a wireless terminal is provided to reduce the manufacturing costs, volume, and weight of the wireless terminal by controlling an output electric power according to the stored final end output electric power value in a memory if data converting output electric power are generated. CONSTITUTION: An output electric power amplifier(130) amplifies a wireless signal for outputting according to a control voltage. A control voltage part(120) provides the output electric power amplifier with a variable control voltage. A memory(110) stores an output electric power table composed of output electric power value according to the control voltage. If an output electric power conversion data is generated, a controller(100) reads the output electric power table from the memory and selects the control voltage value of the output electric power table according to the output electric power conversion data for adjusting the control voltage provided to the output electric power amplifier through the control voltage part.
Patent KR-19990062942-A (KR)
Title: 전하 입자 빔 노출 장치
IPC: H01J37/04
Filed: 1998-12-09
Abstract: 블랭킹 어퍼춰 어레이(Blanking Aperture Array : BAA) 제어회로로부터 블랭킹 전극에 이르는 신호 전송로의 전송속도를 향상시키고, BAA 구동속도를 고속화한 BAA방식의 전하 입자 빔 노출 장치가 개시되어 있으며, BAA 제어회로의 드라이버로부터 BAA의 전극에 이르는 신호 전송로의 임피던스를 BAA 제어회로의 드라이버의 출력 임피던스와 일치시킨 후에, 컬럼 내부의 신호 전송로를 컬럼 외부로 연결하는 보조 전송로를 더 설치하여 상기 전송 임피던스와 동일한 임피던스를 가지는 저항으로 종단함으로써, 신호 전송로의 임피던스를 정합시킨다.
Patent KR-20000039134-A (KR)
Title: Method for measuring forces applied to hydraulically driven cast mold
Inventor: CHO GANG HYUNG
IPC: G01N19/02
Filed: 1998-12-11
Abstract: PURPOSE: A method for measuring forces applied to hydraulically driven cast mold is provided to accurately measure the forces regardless of the cast condition by analyzing dynamic mechanism and a frequency. CONSTITUTION: In a method for measuring forces applied to hydraulically driven cast mold, upper and lower pressures(HU,HD) of a cylinder are measured using a pressure sensor, then a vibration displacement(S) of the mold is measured using a displacement sensor. Next, the upper and lower pressure and the vibration displacement are converted into a digital signal for a predetermined duration through an A/D converter. The digital upper and lower pressure signals and the digital displacement signal are input to a separator and a pressure difference and a vibration frequency are calculated. A mold driving force is calculated using the pressure difference and the frequency. A friction force is measured by filtering the pressure difference and the frequency.
Patent KR-19990024218-A (KR)
Title: 단조형 연속유입 및 장기 점감포기식 간헐 배출 폐수처리 시스템 및 폐수처리 방법
Filed: 1998-12-22
Abstract: 본 발명은 폐수처리 시스템 및 이의 처리 방법에 관하여 개시한다. 본 발명은 특히 장기포기법을 기본으로 하여 간헐포기와 점감포기를 혼용하고 폐수의 계속적인 유입을 허용하며 상징수의 배출을 간헐적으로 시행하도록 한 단조형 연속유입 및 장기 점감포기식 간헐 배출 폐수처리 시스템 및 이의 처리방법에 관한 것이다. 
     본 발명에 따른 폐수처리 시스템은, 유입폐수의 BOD농도를 균등화시키고, 일정유속이하의 유속으로 상기 유입폐수가 유입수 저류판을 경유하여 제 1반응조에 유입되게 하는 유입수실과, 상기 유입수실에서 유입된 폐수가 일정시간 포기 또는 비포기된 후 일정유속이하로 유지되게 하는 포기조 저류판을 경유하여 제 2반응조에 유입되게 하는 제 1반응조, 처리기간에 생성되는 적은 양의 폐슬러지는 간헐적으로 배출처리하고, 비포기기간에는 근혐기성 상태가 되게하여 탈질과정이 진행되게 하는 제 2반응조, 배출기에 펌프 직결식이나 사이펀 원리를 이용한 전동밸브의 개폐에 의해 상징수를 배출시키는 펌프실/sump well, 송풍기에 의해 산기기에 송풍되게 하는 송풍기실을 구비하여 이루어진다. 
     그리고 본 발명에 따른 폐수처리방법은, 수위가 고수위1(HWL1)에서 저수위(LWL) 사이에 있으면 타이머1(TLR1)이 작동되고 송풍기가 가동되는 단계와, 수위가 고수위1(HWL1)에서 저수위(LWL) 사이에 있지 않고 고수위1(HWL1)에서 최고수위(TWL) 사이에 있고 저수위(LWL) 이하에 있으면 시스템이 휴지하는 단계와, 상기 수위가 고수위1(HWL1)에서 최고수위(TWL) 사이에 있지 않고 저수위(LWL) 이하에 있지 않으면 배출펌프를 가동하는 단계와, 운전미숙 또는 기타 이유로 제2반응조(10)의 수위가 최고수위(TWL)에 달하여 비상배출을 할 때 수위가 고수위2(HWL2)에 도달하면 배출펌프의 가동을 정지하는 단계와, 상기 타이머1(TLR1)이 작동되고 송풍기가 가동되고 있는 동안에 수위가 고수위1(HWL1)에 도달하면 송풍기를 정지시키는 단계와, 상기 타이머1(TLR1)이 작동되고 송풍기가 가동되고 있는 동안에 타이머1(TLR1)의 설정시간이 되면 송풍기를 정지하고 타이머2(TLR2)를 작동하는 단계와, 이후 침전되고 타이머2(TLR2)의 설정시간이 되면 배출펌프를 가동하고 타이머3(TLR3)을 작동하는 단계와, 상기 배출펌프를 가동하고 타이머3(TLR3)이 작동되고 있는 동안에 타이머3(TLR3)의 설정시간이 되면 상기 타이머1(TLR1)이 다시 작동되고 송풍기가 가동되는 단계로 되돌아가는 단계를 포함하여 이루어진다. 
     그리고 본 시스템은, 구조가 매우 간단하여 소요 부지가 적고, 운전이 자동 내지는 반자동으로 시행되기 때문에 초기 투자와 운전관리 및 유지 보수비가 파격적으로 경감되며, 유입폐수의 유기물, 질소 및 인의 제거율이 매우 커서 유출수로 인한 하천의 부영양화에 대한 염려가 없고, 운전중인 본 처리장에서 악취가 감지되지 않을 뿐만 아니라, 유출수에서도 전혀 냄새를 감지 할 수 없으며, 진동이나 소음이 거의 없어 매우 환경친화적인 폐수처리 시스템이다.
Patent KR-20000042866-A (KR)
Title: Method for manufacturing semiconductor device
Inventor: JU MUN SIK
IPC: H01L21/336
Filed: 1998-12-28
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to guarantee characteristics of a gate oxide layer and improve a resisting force against a hot carrier stress. CONSTITUTION: A method for manufacturing a semiconductor device comprises the following steps. A gate oxide layer(12), a doped polysilicon layer(13), a gate metal layer, and a hard mask(15) are formed sequentially on a semiconductor substrate(10). A gate(100) is formed by patterning the gate oxide layer, the doped polysilicon layer, the gate metal layer, and the hard mask. Nitrogen ions are implanted into a lower edge of both sides of the gate. A spacer oxide layer is formed at both side walls of the gate. An oxynitride layer is formed at an edge portion of the gate oxide layer and a lower portion of the spacer oxide layer.
Patent KR-20000043631-A (KR)
Title: Controller having built-in rom
Inventor: KIM SEON MIN
IPC: G06F1/16
Filed: 1998-12-29
Abstract: PURPOSE: A controller having a built-in Read Only Memory(ROM) is provided to make the controller have a fetch terminal, and to fetch a program from a built-out ROM when replacing the built-in ROM. CONSTITUTION: A controller having a built-in Read Only Memory(ROM) having a built-in program storage device, comprises a micro processor(202), and an enable terminal(SW). The micro processor(202) has a fetch terminal for fetching data from a built-out program storage device, and generates a specific control signal by fetching data stored in the built-in program storage device(204) and the built-out program storage. The enable terminal(SW) enables one of the built-in/out program devices selectively.
Patent KR-20000043689-A (KR)
Title: Castables for protecting turn dish nozzle
Inventor: HONG GI GON
IPC: B22D11/10
Filed: 1998-12-29
Abstract: PURPOSE: A castables for protecting a turn dish nozzle is provided to solve the problem of pollution, to reduce cost for producing and to elevate charging efficiency. CONSTITUTION: Castables for protecting a turn dish nozzle contains from 1 to 6 wt% of one or two sorts of aluminum metal salt or magnesium metal salt in pulverized substance of acid or neutral waste inflow materials pulverized under 7mm of particle size by using an extrapolation method. The castables improves tolerance, disassembling performance and keeping performance. The castables is helpful for preventing environmental pollution by recycling waste fire resistance substances.